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IT1079240B - Dispositivo per la rivelazione dell'incremento di spessore di un tubo di materiale fibroso durante la sua formazione - Google Patents

Dispositivo per la rivelazione dell'incremento di spessore di un tubo di materiale fibroso durante la sua formazione

Info

Publication number
IT1079240B
IT1079240B IT2406177A IT2406177A IT1079240B IT 1079240 B IT1079240 B IT 1079240B IT 2406177 A IT2406177 A IT 2406177A IT 2406177 A IT2406177 A IT 2406177A IT 1079240 B IT1079240 B IT 1079240B
Authority
IT
Italy
Prior art keywords
training
tube
detection
thickness
increase
Prior art date
Application number
IT2406177A
Other languages
English (en)
Italian (it)
Original Assignee
Riva Calzoni Spa
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Riva Calzoni Spa filed Critical Riva Calzoni Spa
Priority to IT2406177A priority Critical patent/IT1079240B/it
Priority to CH164478A priority patent/CH621084A5/it
Priority to FR7805424A priority patent/FR2391829A1/fr
Priority to DE19782808121 priority patent/DE2808121C3/de
Priority to BE186783A priority patent/BE865966A/xx
Priority to AT265278A priority patent/AT354922B/de
Application granted granted Critical
Publication of IT1079240B publication Critical patent/IT1079240B/it

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B28—WORKING CEMENT, CLAY, OR STONE
    • B28B—SHAPING CLAY OR OTHER CERAMIC COMPOSITIONS; SHAPING SLAG; SHAPING MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER
    • B28B21/00—Methods or machines specially adapted for the production of tubular articles
    • B28B21/42—Methods or machines specially adapted for the production of tubular articles by shaping on or against mandrels or like moulding surfaces
    • B28B21/48—Methods or machines specially adapted for the production of tubular articles by shaping on or against mandrels or like moulding surfaces by wrapping, e.g. winding

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Chemical & Material Sciences (AREA)
  • Ceramic Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Moulding By Coating Moulds (AREA)
  • Press-Shaping Or Shaping Using Conveyers (AREA)
  • Length Measuring Devices With Unspecified Measuring Means (AREA)
IT2406177A 1977-05-27 1977-05-27 Dispositivo per la rivelazione dell'incremento di spessore di un tubo di materiale fibroso durante la sua formazione IT1079240B (it)

Priority Applications (6)

Application Number Priority Date Filing Date Title
IT2406177A IT1079240B (it) 1977-05-27 1977-05-27 Dispositivo per la rivelazione dell'incremento di spessore di un tubo di materiale fibroso durante la sua formazione
CH164478A CH621084A5 (en) 1977-05-27 1978-02-15 Device for detecting the increase in thickness of a tube of fibrous material during formation thereof
FR7805424A FR2391829A1 (fr) 1977-05-27 1978-02-24 Dispositif detecteur de l'augmentation d'epaisseur d'un tube en matiere fibreuse en cours de fabrication
DE19782808121 DE2808121C3 (de) 1977-05-27 1978-02-24 Vorrichtung zum Formen eines Rohres aus Fasermaterial, insbesondere Asbestzement, auf einem angetriebenen Dorn
BE186783A BE865966A (fr) 1977-05-27 1978-04-13 Dispositif detecteur de l'augmentation d'epaisseur d'un tube en matiere fibreuse en cours de fabrication
AT265278A AT354922B (de) 1977-05-27 1978-04-17 Vorrichtung zum formen eines rohres aus faser- material, insbesondere asbestzement

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT2406177A IT1079240B (it) 1977-05-27 1977-05-27 Dispositivo per la rivelazione dell'incremento di spessore di un tubo di materiale fibroso durante la sua formazione

Publications (1)

Publication Number Publication Date
IT1079240B true IT1079240B (it) 1985-05-08

Family

ID=11211749

Family Applications (1)

Application Number Title Priority Date Filing Date
IT2406177A IT1079240B (it) 1977-05-27 1977-05-27 Dispositivo per la rivelazione dell'incremento di spessore di un tubo di materiale fibroso durante la sua formazione

Country Status (6)

Country Link
AT (1) AT354922B (de)
BE (1) BE865966A (de)
CH (1) CH621084A5 (de)
DE (1) DE2808121C3 (de)
FR (1) FR2391829A1 (de)
IT (1) IT1079240B (de)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FI121857B (fi) * 2006-09-28 2011-05-13 Paroc Oy Ab Mineraalivillaa olevan putkieristyskourun pinnoitusmenetelmä ja -laitteisto

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1055685A (fr) * 1952-04-16 1954-02-22 Alessandro Calzoni Soc Dispositif pour la variation automatique de la pression de formation dans les machines pour former des tubes à partir de suspensions fibreuses, en particulier pour former des tubes de fibro-ciment
FR1130938A (fr) * 1954-09-16 1957-02-13 Alessandro Calzoni Spa Machine pour la fabrication de tubes en fibro-ciment, à fonctionnement continu, avec dispositif d'alimentation en cylindres collecteurs et de déchargement de ces cylindres avec les tubes formés qu'ils portent
US2892750A (en) * 1955-10-21 1959-06-30 Johns Manville Method and apparatus for loosening wet pipe from a mandrel
FR1204312A (fr) * 1956-05-04 1960-01-25 Mannesmann Ag Machine servant à fabriquer des corps moulés en mélanges de fibres d'amiante et deciment
AT230253B (de) * 1961-11-10 1963-11-25 Voith Ag J M Druckregler für Asbestzement-Rohrmaschinen
US3144378A (en) * 1962-06-20 1964-08-11 Johns Manville Method and apparatus for forming asbestos-cement products
US3271236A (en) * 1963-10-31 1966-09-06 Johns Manville Method and apparatus for the electrical loosening of the bond between a pipe and a mandrel during the winding of the pipe on the mandrel
US3554865A (en) * 1967-01-31 1971-01-12 Johns Manville Apparatus for forming asbestos-cement pipe
AT303507B (de) * 1968-11-28 1972-11-27 Voith Ag J M Verfahren zur Regelung des Liniendruckes von Druckwalzen in Maschinen zum Aufwickeln von Stoffbahnen
US3594274A (en) * 1969-04-21 1971-07-20 Johns Manville Selective mechanical aligning and equalizing means for asbestos cement tubes

Also Published As

Publication number Publication date
CH621084A5 (en) 1981-01-15
ATA265278A (de) 1979-06-15
AT354922B (de) 1979-02-11
FR2391829B1 (de) 1980-10-17
DE2808121A1 (de) 1978-11-30
BE865966A (fr) 1978-07-31
DE2808121B2 (de) 1979-07-12
FR2391829A1 (fr) 1978-12-22
DE2808121C3 (de) 1980-03-13

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